Strangely, âposhliâ (which means âletâs goâ or âletâs head outâ in Russian) is actually the past tense of the verb meaning âTo head off on foot.â In other words, âposhliâ literally means, âWe (or they) headed off on foot.â How can a word which is in the past tense indicate the desire to head off somewhere now?
Earth's mass is approximately 7024597000000000000â 5.97Ã1024 kg (5,970 yg). It is composed mostly of iron (32.1%), oxygen (30.1%), silicon (15.1%), magnesium (13.9%), sulfur (2.9%), nickel (1.8%), calcium (1.5%), and aluminium (1.4%), with the remaining 1.2% consisting of trace amounts of other elements.
ANSWER: The surface area of the earth is about 200 million square miles and about 70% is water, so 140 million square miles; that is about 3.6x1014 m2. The diameter of a water molecule is about 3 angstroms=3x10-10 m. So the volume is 11x104 m3 which is about 30 million gallons.